delivery-business/pages/login/login.wxml

<view class="login">
  <!-- 头像 -->
  <van-image class="header" round width="230rpx" height="230rpx" src="/images/header.png" />

  <!-- 输入框 -->
  <van-cell-group>
    <van-field  value="{{ username }}" placeholder="请输入你的账号" border="{{ false }}"/>

    <van-field  value="{{ password }}" type="password" placeholder="请输入新密码" border="{{ false }}"/>
  </van-cell-group>

  <!-- 登录按钮 -->
  <van-button type="info">登录</van-button>
</view>